I am sorry for the delay in responding, and have missed your deadline. However, there are now two cases in NSW that have been decided by NCAT over the last 12 months that limit cigarette smoke drift on Multi Housing Balconies:
They are:
Pittman v Newport [2022] NSWCATCD
And
https://acsl.net.au/wp-content/uploads/2023/08/Shaw-v-Euen-2023-NSWCATCD-68-29-June-2023-.pdf
Again, sorry for the delay.